package com.atguigu.rabbitmq.springbootrabbitmq.controller;

import com.atguigu.rabbitmq.springbootrabbitmq.config.DelayedQueueConfig;
import lombok.extern.slf4j.Slf4j;
import org.springframework.amqp.rabbit.core.RabbitTemplate;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;

import java.util.Date;

/**
 * ClassName: SendMsgController
 * Description:  发送延迟消息
 * Date: 2023/04/28 PM 5:55:12
 * <p>
 * project: atguigu-rabbitmq
 * package: com.atguigu.rabbitmq.springbootrabbitmq.controller
 * email: 1085844536@qq.com
 * version:
 *
 * @author WangGuojian
 */
@Slf4j
@RestController
@RequestMapping("/ttl")
public class SendMsgController {

    @Autowired
    private RabbitTemplate rabbitTemplate;

    @GetMapping("/sendMsg/{message}")
    public void sendMsg(@PathVariable String message) {
        log.info("当前时间:{},发送一条信息给两个TTL队列:{}", new Date(), message);

        rabbitTemplate.convertAndSend("X", "XA", "消息来自ttl为10s的队列:" + message);
        rabbitTemplate.convertAndSend("X", "XB", "消息来自ttl为40s的队列:" + message);
    }

    /**
     * 开始发消息    消息 TTL
     */
    @GetMapping("/sendExpirationMsg/{message}/{ttlTime}")
    public void sendMessage(@PathVariable String message, @PathVariable String ttlTime) {
        log.info("当前时间:{},发送一条时长{}毫秒TTL信息给队列QC:{}", new Date(), ttlTime, message);
        rabbitTemplate.convertAndSend("X", "XC", message, msg -> {
            // 发送消息的时候 延迟时长
            msg.getMessageProperties().setExpiration(ttlTime);
            return msg;
        });
    }

    @GetMapping("/sendDelayMsg/{message}/{delayTime}")
    public void sendMsg(@PathVariable String message, @PathVariable Integer delayTime) {
        log.info("当前时间:{},发送一条时长{}毫秒信息给延迟队列delayed.queue:{}", new Date(), delayTime, message);
        rabbitTemplate.convertAndSend(DelayedQueueConfig.DELAYED_EXCHANGE_NAME, DelayedQueueConfig.DELAYED_ROUTING_KEY, message, msg -> {
            // 发送消息的时候 延迟时长 单位:ms
            msg.getMessageProperties().setDelay(delayTime);
            return msg;
        });
    }
}
